Question

when a hot object is placed in a water bath whose temperature is 25∘c, it cools from 100∘c to 50∘c in 180s. in another bath, the same cooling occurs in 160s. find the temperature of the second bath.

Answer 1

the sum of yhe age ofa father and his son us 50 years if the ages of the is 10 years. find the age of the father